The 2018 British Chess Championship is an 9-round Swiss chess tournament taking place at Hull City Hall, Hull, England from 28 July to 5 August.

In case of a tie for first, a rapid and blitz chess playoff will take place. The top chess prize is £10,000, with £1,000 for the British Women's Chess Champion. The time control is 90 minutes for 40 chess moves then 30 minutes to the end, with a 30-second increment from move 1.